<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>地层三维建模虚拟仿真实验系统</title>
    <style>
        body {
            margin: 0;
            background-color: #fff;
        }
       
    </style>
</head>

<body>
    <div id="app"></div>
</body>

</html>